After a legal battle,Malibu Comics continued the story of the Ex-mutants with Ex mutants: the Shattered Earth Chronicles. It's revealed that the atomic bomb that destroyed Brooklyn, was a special dimensional bomb, sending the Ex-Mutants and Dr Cugat to different dimensions. After a time in the Samora dimension, the Ex mutants returned to Earth with the assistance of an alien mentor, Simak. They were in a mission to redeem humanity.
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/ex-mutants-the-shattered-earth-chronicles/4050-4137/).
